
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
       Scanner sc =new Scanner(System.in);
       int a = sc.nextInt();
       int [] arr={1,2,3};
       arr [0]=3;
       for (int arr2 = 0; arr2 < arr.length; arr2++) {
        
       }
       
       
    }
}